Premium Batteries Premium Plus Size 312 1.45V Zinc Air Hearing Aid Batteries (300 Pack)

• 1.45V Premium Plus Zinc Air for reliability and performance • 300 batteries in standard dial packs, 50 cards of 6 cells each • 4-5 year shelf life with sealed protective tab • Classic dial wheel design for storage and protection • Packed and shipped in U.S.A. • Fresh Date Codes • Products are made in house at our factory and are guaranteed to be fresh.